
/****************************************************************************
**
** Copyright (C) 2004-2008 VATATA.com . All rights reserved.
**
** This file is the part of the Miniutil Poject of VATATA.com.
** Vatata's miniutil library is lightweight and portable (for linux
** and Windows). The C++ Class Library included Threadpool, Dll danymic loading, 
** General socket application model and tcp server, httpserver/servlet, etc. 
** It is a pratical utility disigned for who don't want learn the Big C++ 
** Developing Platform, such as  Boost or ACE.
**
** This file may be used under the terms of the GNU General Public
** License versions 2.0 or 3.0 as published by the Free Software
** Foundation and appearing in the files LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file.  Alternatively you may (at
** your option) use any later version of the GNU General Public
** License if such license has been publicly approved by VATATA.com.
** (or its successors, if any) and the Miniutil Project Aministrators. 
**
** Please review the following information to ensure GNU General
** Public Licensing requirements will be met:
** http://www.gnu.org/licenses/lgpl.html. If you are unsure which 
** license is appropriate for your use, please review the following 
** information: http://code.google.com/p/miniutil/ or contact 
** http://www.vatata.com.
**
** In addition, as a special exception, VATATA.com, as the sole
** copyright holder for Miniutil Project, grants users of VATATA
** P2P Platform the right to release and package with the related 
** libraries without the source code.
**
** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE. vatata reserves all rights not expressly
** granted herein.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
****************************************************************************/


#ifndef __MINIUTIL__HTTPCONNECTION__H__
#define __MINIUTIL__HTTPCONNECTION__H__

#include <vector>
#include "miniutil/url.h"
#include "miniutil/socket.h"
#include "miniutil/buffer.h"

using namespace std;

namespace miniutil{

		class httpformdata
		{
		public:
			std::string type;
			std::string name;
			std::string value;
		};

		class httpclient
		{
		protected:
			socket sock;

			bool connect_GET(std::string urlstr, std::string method = std::string("GET"), int intervalms = 10000);
			bool connect_POSTFORM_URL(std::string urlstr, std::vector<httpformdata> &vformdata, int intervalms = 10000);
			bool connect_POSTFORM_MULPART(std::string urlstr, std::vector<httpformdata> &vformdata, int intervalms = 10000);
			bool readRespHeader();

		public:
			//url httpURL;
			string type;
			int length;
			int status;
			map<string,string> reqheaders;
			map<string,string> respheaders;

			httpclient(char * urlStr = NULL );
			httpclient(string &urlStr);
			~httpclient();

			bool GET( const char * urlStr = NULL, int intervalms = 10000);
			bool POST(const char * urlStr, std::vector<httpformdata> &vformdata, int option = 0, int intervalms = 10000);
			bool HEAD(const char * urlStr = NULL, int intervalms = 10000);

			void close();

			string getRespHeader(const char * key );
			string getRespHeader(const string & key );

			inline void setReqHeader(const char *key, const char * value)
			{
				reqheaders[string(key)] = value;
			}
			inline void setReaHeader( string &key, string& value )
			{
				reqheaders[key] = value;
			}

			int read( char *buf, int len );
			int readline( char *buf , int maxLen = 1024 , char * sep = "\r\n" );
			string readline( int maxLen = 1024 , char *sep="\r\n");

			miniutil::data::shared_buffer readAll();

			static std::string GetMimeType(std::string filename);
		};


}

#endif
